[INFO] cloning repository https://github.com/jnemith/raytracer
[INFO] running `Command { std: "git" "-c" "credential.helper=" "-c" "credential.helper=/workspace/cargo-home/bin/git-credential-null" "clone" "--bare" "https://github.com/jnemith/raytracer" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjnemith%2Fraytracer", kill_on_drop: false }`
[INFO] [stderr] Cloning into bare repository '/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjnemith%2Fraytracer'...
[INFO] running `Command { std: "git" "rev-parse" "HEAD", kill_on_drop: false }`
[INFO] [stdout] 9876ae4caa840b5a2c2d910835d1ed713d9b71f5
[INFO] checking jnemith/raytracer against master#5e3f1b148db5bfa27fee52464ae1f5d34c49d77b for pr-75502
[INFO] running `Command { std: "git" "clone" "/workspace/cache/git-repos/https%3A%2F%2Fgithub.com%2Fjnemith%2Fraytracer" "/workspace/builds/worker-8/source", kill_on_drop: false }`
[INFO] [stderr] Cloning into '/workspace/builds/worker-8/source'...
[INFO] [stderr] done.
[INFO] validating manifest of git repo https://github.com/jnemith/raytracer on toolchain 5e3f1b148db5bfa27fee52464ae1f5d34c49d77b
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "read-manifest" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] started tweaking git repo https://github.com/jnemith/raytracer
[INFO] finished tweaking git repo https://github.com/jnemith/raytracer
[INFO] tweaked toml for git repo https://github.com/jnemith/raytracer written to /workspace/builds/worker-8/source/Cargo.toml
[INFO] crate git repo https://github.com/jnemith/raytracer already has a lockfile, it will not be regenerated
[INFO] running `Command { std: "/workspace/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "fetch" "--locked" "--manifest-path" "Cargo.toml", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "metadata" "--no-deps" "--format-version=1", kill_on_drop: false }`
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] [stdout] cf5ad94901da5980fa04dfa2469959bdbd4583fec67c6c017d612ace5c41f171
[INFO] running `Command { std: "docker" "start" "-a" "cf5ad94901da5980fa04dfa2469959bdbd4583fec67c6c017d612ace5c41f171", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "inspect" "cf5ad94901da5980fa04dfa2469959bdbd4583fec67c6c017d612ace5c41f171", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "cf5ad94901da5980fa04dfa2469959bdbd4583fec67c6c017d612ace5c41f171", kill_on_drop: false }`
[INFO] [stdout] cf5ad94901da5980fa04dfa2469959bdbd4583fec67c6c017d612ace5c41f171
[INFO] running `Command { std: "docker" "create" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/target:/opt/rustwide/target:rw,Z" "-v" "/var/lib/crater-agent-workspace/builds/worker-8/source:/opt/rustwide/workdir:ro,Z" "-v" "/var/lib/crater-agent-workspace/cargo-home:/opt/rustwide/cargo-home:ro,Z" "-v" "/var/lib/crater-agent-workspace/rustup-home:/opt/rustwide/rustup-home:ro,Z" "-e" "SOURCE_DIR=/opt/rustwide/workdir" "-e" "CARGO_TARGET_DIR=/opt/rustwide/target" "-e" "CARGO_INCREMENTAL=0" "-e" "RUST_BACKTRACE=full" "-e" "RUSTFLAGS=--cap-lints=forbid" "-e" "CARGO_HOME=/opt/rustwide/cargo-home" "-e" "RUSTUP_HOME=/opt/rustwide/rustup-home" "-w" "/opt/rustwide/workdir" "-m" "1610612736" "--user" "0:0" "--network" "none" "rustops/crates-build-env@sha256:e18d859f9e32a1da89bc7b2d7d51e13b57342044d1295d9fc0dd0068c58eb3d1" "/opt/rustwide/cargo-home/bin/cargo" "+5e3f1b148db5bfa27fee52464ae1f5d34c49d77b" "check" "--frozen" "--all" "--all-targets" "--message-format=json", kill_on_drop: false }`
[INFO] [stdout] 5bb703f87619853977310dca91928e84b31e56a588d2dc621e54056351219b46
[INFO] [stderr] WARNING: Your kernel does not support swap limit capabilities or the cgroup is not mounted. Memory limited without swap.
[INFO] running `Command { std: "docker" "start" "-a" "5bb703f87619853977310dca91928e84b31e56a588d2dc621e54056351219b46", kill_on_drop: false }`
[INFO] [stderr]    Compiling libc v0.2.70
[INFO] [stderr]    Compiling maybe-uninit v2.0.0
[INFO] [stderr]    Compiling byteorder v1.3.4
[INFO] [stderr]     Checking scopeguard v1.1.0
[INFO] [stderr]    Compiling getrandom v0.1.14
[INFO] [stderr]     Checking either v1.5.3
[INFO] [stderr]     Checking lzw v0.10.0
[INFO] [stderr]     Checking ppv-lite86 v0.2.8
[INFO] [stderr]     Checking color_quant v1.0.1
[INFO] [stderr]     Checking scoped_threadpool v0.1.9
[INFO] [stderr]     Checking bytemuck v1.2.0
[INFO] [stderr]     Checking rgb v0.8.17
[INFO] [stderr]    Compiling crossbeam-utils v0.7.2
[INFO] [stderr]    Compiling memoffset v0.5.4
[INFO] [stderr]    Compiling crossbeam-epoch v0.8.2
[INFO] [stderr]    Compiling num-traits v0.2.11
[INFO] [stderr]    Compiling num-integer v0.1.42
[INFO] [stderr]    Compiling num-rational v0.2.4
[INFO] [stderr]    Compiling num-iter v0.1.40
[INFO] [stderr]     Checking inflate v0.4.5
[INFO] [stderr]     Checking miniz_oxide v0.3.6
[INFO] [stderr]     Checking gif v0.10.3
[INFO] [stderr]     Checking crossbeam-queue v0.2.1
[INFO] [stderr]     Checking deflate v0.8.4
[INFO] [stderr]     Checking tiff v0.4.0
[INFO] [stderr]     Checking num_cpus v1.13.0
[INFO] [stderr]     Checking crossbeam-deque v0.7.3
[INFO] [stderr]     Checking rand_core v0.5.1
[INFO] [stderr]     Checking rayon-core v1.7.0
[INFO] [stderr]     Checking rand_chacha v0.2.2
[INFO] [stderr]     Checking png v0.16.3
[INFO] [stderr]     Checking rayon v1.3.0
[INFO] [stderr]     Checking rand v0.7.3
[INFO] [stderr]     Checking jpeg-decoder v0.1.19
[INFO] [stderr]     Checking image v0.23.4
[INFO] [stderr]     Checking raytracer v0.1.0 (/opt/rustwide/workdir)
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/textures/checkers.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn new(odd: impl Texture + 'static, even: impl Texture + 'static) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/textures/image.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn new(filename: &str) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `random_scene`
[INFO] [stdout]   --> src/main.rs:54:4
[INFO] [stdout]    |
[INFO] [stdout] 54 | fn random_scene() -> World {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/textures/checkers.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn new(odd: impl Texture + 'static, even: impl Texture + 'static) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout]    |
[INFO] [stdout]    = note: `#[warn(dead_code)]` on by default
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: associated function is never used: `new`
[INFO] [stdout]   --> src/textures/image.rs:12:12
[INFO] [stdout]    |
[INFO] [stdout] 12 |     pub fn new(filename: &str) -> Self {
[INFO] [stdout]    |            ^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: function is never used: `random_scene`
[INFO] [stdout]   --> src/main.rs:54:4
[INFO] [stdout]    |
[INFO] [stdout] 54 | fn random_scene() -> World {
[INFO] [stdout]    |    ^^^^^^^^^^^^
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stdout] warning: 3 warnings emitted
[INFO] [stdout] 
[INFO] [stdout] 
[INFO] [stderr]     Finished dev [unoptimized + debuginfo] target(s) in 25.36s
[INFO] running `Command { std: "docker" "inspect" "5bb703f87619853977310dca91928e84b31e56a588d2dc621e54056351219b46", kill_on_drop: false }`
[INFO] running `Command { std: "docker" "rm" "-f" "5bb703f87619853977310dca91928e84b31e56a588d2dc621e54056351219b46", kill_on_drop: false }`
[INFO] [stdout] 5bb703f87619853977310dca91928e84b31e56a588d2dc621e54056351219b46